R7F4DC-DC16A-H
5-2-55, Minamitsumori, Nishinari-ku, Osaka 557-0063 JAPAN
Phone: +81(6)6659-8201 Fax: +81(6)6659-8510 E-mail: info@m-system.co.jp
EM-7767-N P. 3 / 7
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STATUS INDICATOR LED
PWR
RUN
ERR
SD
*
1
RD
STATUS
*
2
ON
ON
BL
BL
ON
Communicates normally with occasional CRC errors due to noise interference.
ON
ON
BL
BL
ON
Communicates normally but the Baud Rate and/or Station Address switches failed. ERR
LED blinks approximately in 0.5 seconds intervals.
ON
ON
BL
BL
OFF
----
ON
ON
BL
OFF
ON
CRC error detected in the received data. Unable to respond.
ON
ON
BL
OFF
OFF
----
ON
ON
OFF
BL
ON
Normal communication
ON
ON
OFF
BL
OFF
----
ON
ON
OFF
OFF
ON
Unable to receive data addressed to the station.
ON
ON
OFF
OFF
OFF
----
ON
OFF
BL
BL
ON
Polling response is made but CRC error is detected in received refresh data.
ON
OFF
BL
BL
OFF
----
ON
OFF
BL
OFF
ON
CRC error detected in the data addressed to the station.
ON
OFF
BL
OFF
OFF
----
ON
OFF
OFF
BL
ON
Link is not started.
ON
OFF
OFF
BL
OFF
----
ON
OFF
OFF
OFF
ON
No data addressed to the station. Or unable to receive data addressed to the station due to
noise interference. (Missing parts of the data sent from the master)
ON
OFF
OFF
OFF
OFF
Unable to receive data due to wire breakdown
ON
OFF
ON
OFF ON/OFF Faulty Baud Rate and/or Station Address setting
OFF
OFF
OFF
OFF
OFF
Power input removed or power supply failure.
OFF = OFF, ON = ON, BL = Blinking
*1. SD LED which is blinking may appear to be ON with high baud rate especially when fewer modules are connected.
*2. LED combinations indicated with “----” do not occur in normal operation unless LED failure or the like occurs.
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TERMINAL ASSIGNMENT
• CC-Link, Power Supply, Exc. Supply Assignment
1
2
3
4
5
Unit side connector: MCV1,5/5-GF-3,5 (Phoenix contact)
Cable side connector: TFMC1,5/5-STF-3,5 (Phoenix contact)
Applicable wire size: 0.2 - 1.5mm
2
Stripped length: 10mm
Recommended solderless terminal:
AI0,25-10YE 0.25mm
2
(Phoenix contact)
AI0,34-10TQ 0.34mm
2
(Phoenix contact)
AI0,5-10WH 0.5mm
2
(Phoenix contact)
AI0,75-10GY 0.75mm
2
(Phoenix contact)
AI1-10 1.0mm
2
(Phoenix contact)
AI1,5-10 1.5mm
2
(Phoenix contact)
· CC-Link
PIN
NO.
ID
FUNCTION
1
FE
Function earth
2
SLD
Shield
3
DB
DB
4
DG
DG
5
DA
DA
Note: The numbers marked on the connector have no
relationship to the pin number of the unit. Wire according
to the instruction manual of the unit.
· POWER SUPPLY / EXC. SUPPLY
PIN
NO.
ID
FUNCTION
1
PWR+
Power
2
PWR-
Power supply -
3
FE1
Grounding
4
SNSR.EXC+
Exc.
5
SNSR.EXC-
Exc. supply -
